pinctrl: qcom: sm8150: Populate egpio variables in Pingroup

Populate egpio related variables in pingroup macro. This is
to make sure pincontrol-msm driver takes epgio bits into
account when it configures pinmux setting for any tlmm pin.

Change-Id: I828661fd2e05664b583dc40d3110096a95a489e8
Signed-off-by: Vivek Kumar <vivekuma@codeaurora.org>